What's The Difference Between GPS And Sat Nav?
Firstly, sure there's a difference.
GPS is short for Global Positioning System. It is the collective name for a gaggle of satellites which are in orbit across the Earth. They were positioned there by the US Government decades ago and made publicly available in the course of the administration of President Reagan.
Using a GPS receiver (a small gadget that can send and obtain signals from any satellite within range) you can get your exact location. This location is offered as a set of co-ordinates.
Utilizing this information and the co-ordinates of your vacation spot, many GPS receivers can 'guide' you to the destination utilizing a compass-like arrow. In principle, F9 if you have the GPS co-ordinates of your property, utilizing a GPS receiver you will discover your method dwelling from even the remotest place in the world.
The GPS receiver has change into a standard merchandise that's fitted to many gadgets, similar to your mobile phone or the security system in your car. Many smartphones, such because the iPhone, have a GPS constructed-in. If allowed, purposes can use this data to direct you to, say, the closest Italian restaurant. Some digital cameras actually have a GPS. They'll use it document precisely the place the picture was taken.
A sat nav (brief for satellite navigation) is really some very special software that uses the GPS signal. It takes the co-ordinates supplied by the GPS and combines that with a complete map. Then, given a destination, the sat nav software will calculate a route for you to your destination. As the GPS signal is continually updated, the sat nav may give you step-by-step directions on the place you might be and when you could make a turn.